:root {
  --navy: #061723;
  --navy-2: #071c2a;
  --ink: #07131f;
  --muted: #4b5b66;
  --line: #dde3e7;
  --soft: #f5f7f8;
  --orange: #f45a0a;
  --orange-hover: #d94b05;
  --light-on-dark: #dce6ec;
  --shadow-card: 0 8px 24px rgba(7, 19, 31, 0.1);
  --shadow-strong: 0 12px 32px rgba(7, 19, 31, 0.14);
  --container: 1400px;
  --wide-container: 1680px;
  --page-gutter: 32px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: Inter, Arial, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.55;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

svg {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.container {
  width: min(var(--container), calc(100% - 64px));
  margin: 0 auto;
}

.utility-bar {
  min-height: 40px;
  background: var(--navy);
  color: var(--light-on-dark);
  font-size: 13px;
  font-weight: 600;
}

.utility-inner {
  width: min(var(--wide-container), calc(100% - 64px));
  min-height: 40px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.utility-group,
.utility-item {
  display: flex;
  align-items: center;
}

.utility-group {
  gap: 0;
}

.utility-item {
  gap: 8px;
  padding: 0 24px;
  border-left: 1px solid rgba(255, 255, 255, 0.28);
  white-space: nowrap;
}

.utility-item:first-child {
  border-left: 0;
  padding-left: 0;
}

.utility-item svg {
  width: 19px;
  height: 19px;
}

.language-switch {
  position: relative;
  display: inline-block;
  margin-left: 18px;
}

.language-switch button {
  cursor: pointer;
}

.language-toggle {
  min-width: 124px;
  height: 28px;
  padding: 0 9px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 800;
}

.language-flag {
  font-size: 14px;
  line-height: 1;
}

.language-label {
  flex: 1;
  text-align: left;
}

.language-arrow {
  color: var(--orange);
  font-size: 12px;
  line-height: 1;
}

.language-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 40;
  width: 172px;
  padding: 8px;
  display: grid;
  gap: 2px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-card);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
}

.language-menu::before {
  position: absolute;
  right: 18px;
  bottom: 100%;
  width: 10px;
  height: 10px;
  background: #fff;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  content: "";
  transform: translateY(5px) rotate(45deg);
}

.language-switch.is-open .language-menu,
.language-switch:hover .language-menu,
.language-switch:focus-within .language-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.language-menu button {
  width: 100%;
  min-height: 34px;
  padding: 7px 9px;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 800;
  line-height: 1;
  text-align: left;
}

.language-menu button.is-active,
.language-menu button:hover {
  color: #fff;
  background: var(--orange);
}

.main-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 88px;
  background: #fff;
  box-shadow: 0 2px 10px rgba(7, 19, 31, 0.1);
}

.nav-inner {
  width: min(var(--wide-container), calc(100% - 64px));
  min-height: 88px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  color: var(--orange);
}

.brand-mark svg {
  width: 58px;
  height: 58px;
  fill: currentColor;
  stroke: none;
}

.brand-text {
  display: grid;
  line-height: 1;
}

.brand-text strong {
  font-size: 30px;
  letter-spacing: 0;
  font-weight: 850;
}

.brand-text small {
  margin-top: 8px;
  color: #1b2a36;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 5px;
}

.nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 42px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 700;
}

.nav-item {
  position: relative;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
}

.nav-links .chevron {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  color: #fff;
  background: var(--orange);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
  transform: translateY(0);
}

.nav-links a:hover {
  color: var(--orange);
}

.dropdown-menu {
  position: absolute;
  left: 50%;
  top: calc(100% + 12px);
  z-index: 30;
  width: 360px;
  padding: 10px;
  display: grid;
  gap: 2px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-card);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 6px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
}

.dropdown-menu::before {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 100%;
  height: 14px;
  content: "";
}

.dropdown-menu a {
  min-height: 70px;
  padding: 12px 14px;
  display: grid;
  align-content: center;
  gap: 4px;
  color: var(--ink);
  border-radius: 4px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.25;
}

.dropdown-menu strong,
.dropdown-menu span {
  display: block;
}

.dropdown-menu strong {
  color: var(--ink);
  font-size: 15px;
  font-weight: 850;
}

.dropdown-menu span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.dropdown-menu a:hover {
  color: var(--orange);
  background: #fff4ee;
}

.dropdown-menu a:hover strong {
  color: var(--orange);
}

.has-dropdown:hover .dropdown-menu,
.has-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 54px;
  padding: 15px 28px;
  border: 0;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:focus-visible,
.nav-links a:focus-visible,
.language-switch button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 0;
  box-shadow: 0 0 0 4px rgba(244, 90, 10, 0.35);
}

.btn-primary {
  background: var(--orange);
  color: #fff;
}

.btn-primary:hover {
  background: var(--orange-hover);
}

.btn-dark {
  background: var(--navy-2);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.btn-dark:hover {
  background: #0d2a3d;
}

.btn svg {
  width: 22px;
  height: 22px;
}

.nav-quote {
  min-width: 160px;
  margin-left: 8px;
}

.hero {
  overflow: hidden;
  background: #fff;
}

.hero-content {
  position: relative;
  width: min(var(--wide-container), 100%);
  min-height: 650px;
  margin: 0 auto;
  overflow: hidden;
}

.hero-copy {
  position: relative;
  z-index: 3;
  width: 760px;
  min-width: 0;
  padding: 70px 42px 0 var(--page-gutter);
  background: linear-gradient(90deg, #fff 0%, #fff 76%, rgba(255, 255, 255, 0.86) 88%, rgba(255, 255, 255, 0) 100%);
}

.hero-detail {
  position: relative;
  z-index: 3;
  width: 760px;
  min-width: 0;
  padding: 0 42px 34px var(--page-gutter);
  background: linear-gradient(90deg, #fff 0%, #fff 76%, rgba(255, 255, 255, 0.86) 88%, rgba(255, 255, 255, 0) 100%);
}

.hero-copy h1 {
  max-width: 760px;
  margin: 0;
  color: var(--ink);
  font-size: clamp(56px, 4.75vw, 82px);
  font-weight: 850;
  line-height: 1.02;
  letter-spacing: 0;
}

.hero-copy h1 span {
  display: block;
  color: var(--orange);
}

.orange-rule {
  width: 56px;
  height: 5px;
  margin: 28px 0 22px;
  border-radius: 2px;
  background: var(--orange);
}

.hero-copy > p {
  max-width: 720px;
  margin: 0;
  color: #34424d;
  font-size: 20px;
  line-height: 1.62;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 36px;
}

.hero-actions .btn {
  min-width: 240px;
}

.hero-features {
  max-width: 760px;
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  padding: 0 18px;
  border-left: 1px solid #ccd5dc;
}

.feature-item:first-child {
  padding-left: 0;
  border-left: 0;
}

.feature-item svg {
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
  color: var(--navy-2);
  stroke-width: 1.7;
}

.feature-item p {
  margin: 0;
  display: grid;
  gap: 2px;
  font-size: 13px;
  line-height: 1.2;
}

.feature-item strong {
  color: var(--ink);
  font-size: 15px;
}

.feature-item span {
  color: var(--muted);
}

.metric-row {
  position: absolute;
  left: 34%;
  right: 36px;
  bottom: 34px;
  z-index: 3;
  max-width: none;
  margin-top: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.metric-card {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  min-height: 104px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 8px;
  box-shadow: 0 12px 28px rgba(7, 19, 31, 0.14);
  backdrop-filter: blur(12px);
  overflow: hidden;
  transition: border-color 0.22s ease, box-shadow 0.22s ease, transform 0.22s ease, background 0.22s ease;
}

.metric-card:hover {
  transform: translateY(-4px);
  border-color: rgba(244, 90, 10, 0.48);
  background: rgba(255, 250, 247, 0.9);
  box-shadow: 0 16px 34px rgba(7, 19, 31, 0.16);
}

.metric-card svg {
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  color: var(--orange);
  stroke-width: 1.8;
}

.metric-card p {
  min-width: 0;
  margin: 0;
  display: grid;
  line-height: 1.1;
}

.metric-card span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.metric-card strong {
  color: var(--ink);
  font-size: 28px;
  font-weight: 850;
}

.metric-wide strong {
  font-size: 17px;
}

.metric-card small {
  color: var(--muted);
  font-size: 15px;
  font-weight: 500;
}

.metric-wide small {
  color: var(--ink);
  font-size: 13px;
}

.hero-image {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  width: calc(100% - 520px);
  min-width: 0;
  display: flex;
  justify-content: flex-end;
  overflow: hidden;
}

.hero-media-frame {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: flex-end;
  overflow: hidden;
}

.hero-image::after {
  position: absolute;
  inset: 0 auto 0 0;
  width: 34%;
  content: "";
  background: linear-gradient(90deg, #fff 0%, rgba(255, 255, 255, 0.82) 44%, rgba(255, 255, 255, 0) 100%);
  pointer-events: none;
}

.hero-image::before {
  display: none;
}

.hero-media-frame img {
  height: 100%;
  width: auto;
  max-width: none;
  min-height: 650px;
  object-fit: contain;
  object-position: right center;
}

.trust-band {
  background: var(--navy);
  color: #fff;
}

.trust-inner {
  width: min(var(--wide-container), calc(100% - 64px));
  min-height: 90px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 22px;
  min-height: 64px;
  padding: 0 34px;
  border-left: 1px solid rgba(255, 255, 255, 0.25);
}

.trust-item:first-child {
  border-left: 0;
}

.trust-item svg {
  width: 54px;
  height: 54px;
  flex: 0 0 auto;
  color: #fff;
  stroke-width: 1.7;
}

.trust-item p {
  margin: 0;
  display: grid;
  gap: 3px;
  line-height: 1.2;
}

.trust-item strong {
  font-size: 16px;
}

.trust-item span {
  color: var(--light-on-dark);
  font-size: 14px;
}

.section {
  padding: 42px 0;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 14px;
}

.section-title.centered {
  justify-content: center;
  margin-bottom: 28px;
}

.section-title h2 {
  margin: 0;
  color: var(--ink);
  font-size: 28px;
  font-weight: 850;
  line-height: 1.1;
}

.section-title span {
  width: 42px;
  height: 2px;
  background: var(--orange);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.product-card {
  min-height: 278px;
  padding: 16px 18px 18px;
  text-align: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 6px 18px rgba(7, 19, 31, 0.06);
  transition: border 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.product-card:hover {
  transform: translateY(-2px);
  border-color: rgba(244, 90, 10, 0.35);
  box-shadow: var(--shadow-card);
}

.product-card img {
  width: 100%;
  height: 132px;
  object-fit: contain;
  margin-bottom: 14px;
}

.product-card h3 {
  margin: 0 0 7px;
  font-size: 17px;
  font-weight: 800;
}

.product-card p {
  min-height: 42px;
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
}

.product-card a {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: var(--orange);
  font-size: 14px;
  font-weight: 800;
}

.oem-section {
  padding-top: 10px;
}

.oem-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 22px;
  align-items: stretch;
}

.oem-copy,
.qc-panel,
.partner-copy,
.quote-form {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.oem-copy {
  padding: 32px 28px;
}

.oem-copy h2,
.qc-copy h2,
.partner-copy h2,
.catalog-panel h2,
.quote-form h2 {
  margin: 0;
  color: var(--ink);
  font-size: 28px;
  font-weight: 850;
  line-height: 1.12;
}

.oem-copy h2 span,
.qc-copy h2 span,
.partner-copy h2 span {
  color: var(--orange);
}

.oem-copy p,
.qc-copy p,
.partner-copy p,
.catalog-panel p {
  margin: 14px 0 18px;
  color: var(--muted);
  font-size: 15px;
}

.check-list {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 10px;
  color: #24313b;
  font-size: 14px;
  font-weight: 600;
}

.check-list li {
  position: relative;
  padding-left: 28px;
}

.check-list li::before {
  position: absolute;
  left: 0;
  top: 1px;
  width: 16px;
  height: 16px;
  display: grid;
  place-items: center;
  color: var(--orange);
  border: 1.5px solid currentColor;
  border-radius: 50%;
  content: "✓";
  font-size: 10px;
  font-weight: 900;
}

.dark-checks li::before {
  color: var(--navy-2);
}

.oem-media {
  min-width: 0;
  padding: 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.oem-main {
  position: relative;
  overflow: hidden;
  min-height: 300px;
  display: grid;
  place-items: center;
  perspective: 1200px;
  background: linear-gradient(90deg, #f4f6f7 0%, #fff 40%, #eef3f6 100%);
  border-radius: 6px;
}

.oem-package-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  object-position: center;
}

.package-scene {
  position: relative;
  width: min(760px, 86%);
  height: 260px;
  transform-style: preserve-3d;
}

.brand-box {
  position: absolute;
  left: 6%;
  top: 22px;
  width: 72%;
  height: 172px;
  transform: rotateX(0deg) rotateY(-18deg) rotateZ(0deg);
  transform-style: preserve-3d;
  filter: drop-shadow(0 22px 26px rgba(7, 19, 31, 0.22));
}

.box-face {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.16);
  backface-visibility: hidden;
}

.box-front {
  inset: 0;
  padding: 34px 42px;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent 38%),
    linear-gradient(90deg, #111821 0%, #162433 100%);
  border-right: 10px solid var(--orange);
}

.box-front::after {
  position: absolute;
  left: 36px;
  right: 36px;
  bottom: 24px;
  height: 1px;
  background: rgba(255, 255, 255, 0.18);
  content: "";
}

.box-front strong {
  display: block;
  font-size: 34px;
  font-weight: 850;
  line-height: 0.95;
}

.box-front span {
  display: block;
  margin-top: 34px;
  color: var(--orange);
  font-size: 17px;
  font-weight: 850;
  line-height: 1.12;
}

.box-side {
  top: 0;
  right: -54px;
  width: 54px;
  height: 100%;
  background: linear-gradient(90deg, #0c1218, #263241);
  transform: rotateY(90deg);
  transform-origin: left center;
}

.box-top {
  left: 0;
  top: -36px;
  width: 100%;
  height: 36px;
  background: linear-gradient(180deg, #2d3947, #151f2a);
  transform: rotateX(90deg);
  transform-origin: bottom center;
}

.package-scene img {
  position: absolute;
  right: 1%;
  bottom: 5px;
  z-index: 2;
  width: 44%;
  max-height: 160px;
  object-fit: contain;
  filter: drop-shadow(0 16px 20px rgba(7, 19, 31, 0.2));
}

.thumb-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 10px;
}

.thumb-row img {
  width: 100%;
  height: 96px;
  object-fit: cover;
  border-radius: 4px;
}

.qc-section {
  padding-top: 14px;
}

.qc-grid {
  display: grid;
  grid-template-columns: 1fr 1.18fr;
  gap: 22px;
}

.qc-photo {
  overflow: hidden;
  min-height: 360px;
  border-radius: 8px;
}

.qc-photo img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  object-position: center;
}

.qc-panel {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  gap: 18px;
  padding: 28px;
}

.qc-copy p {
  margin-bottom: 18px;
}

.qc-thumbs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.qc-thumbs figure,
.application-grid figure {
  margin: 0;
}

.qc-thumbs img {
  width: 100%;
  height: 106px;
  object-fit: cover;
  border-radius: 4px;
}

.qc-thumbs figcaption,
.application-grid figcaption {
  margin-top: 7px;
  color: #17212a;
  font-size: 14px;
  font-weight: 700;
  text-align: center;
}

.applications-section {
  padding-top: 8px;
}

.application-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  padding: 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.app-photo {
  display: block;
  width: 100%;
  height: 136px;
  background-image: url("./assets/images/applications-tile-projects.png");
  background-repeat: no-repeat;
  background-size: 285% 220%;
  border-radius: 4px;
}

.app-pos-1 { background-position: 0% 0%; }
.app-pos-2 { background-position: 50% 0%; }
.app-pos-3 { background-position: 0% 62%; }
.app-pos-4 { background-position: 52% 70%; }
.app-pos-5 { background-position: 100% 72%; }

.partner-section {
  padding-top: 6px;
}

.partner-grid {
  display: grid;
  grid-template-columns: 1.45fr repeat(5, 1fr);
  gap: 16px;
  align-items: stretch;
}

.partner-copy {
  padding: 26px;
}

.partner-copy h2 {
  font-size: 27px;
}

.partner-copy p {
  margin-bottom: 14px;
}

.partner-copy .check-list {
  gap: 7px;
  margin-bottom: 0;
  font-size: 13px;
}

.stat-card {
  display: grid;
  align-content: center;
  justify-items: center;
  min-height: 190px;
  padding: 20px 14px;
  text-align: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 6px 18px rgba(7, 19, 31, 0.05);
}

.stat-card svg {
  width: 56px;
  height: 56px;
  color: var(--navy-2);
  stroke-width: 1.55;
}

.stat-card strong {
  margin-top: 12px;
  color: var(--ink);
  font-size: 32px;
  font-weight: 850;
  line-height: 1.05;
}

.stat-card span {
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.catalog-section {
  padding-top: 18px;
}

.catalog-grid {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}

.catalog-panel {
  display: grid;
  grid-template-columns: 1fr 190px;
  gap: 24px;
  align-items: center;
  min-height: 240px;
  padding: 30px;
  color: #fff;
  background: var(--navy);
}

.catalog-panel h2,
.catalog-panel p {
  color: #fff;
}

.catalog-panel p {
  color: var(--light-on-dark);
}

.catalog-panel ul {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  color: var(--light-on-dark);
  font-size: 14px;
  font-weight: 600;
}

.catalog-panel li::before {
  margin-right: 10px;
  content: "✓";
}

.catalog-cover {
  width: 176px;
  height: 214px;
  padding: 18px;
  display: grid;
  align-content: start;
  transform: rotate(-7deg);
  color: var(--ink);
  background: linear-gradient(160deg, #fff 0%, #eef2f4 62%, #d9e0e5 100%);
  border-radius: 4px;
  box-shadow: var(--shadow-strong);
}

.cover-logo {
  color: var(--orange);
  font-size: 12px;
  font-weight: 850;
  line-height: 1.1;
}

.catalog-cover strong {
  margin-top: 52px;
  font-size: 17px;
  line-height: 1.15;
}

.catalog-cover small {
  margin-top: 10px;
  color: var(--muted);
  font-size: 11px;
}

.quote-form {
  padding: 30px 32px;
  border: 0;
  border-radius: 0;
}

.quote-form h2 {
  margin-bottom: 18px;
  font-size: 20px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 18px;
}

label {
  display: grid;
  gap: 5px;
}

label span {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

input,
select,
textarea {
  width: 100%;
  min-height: 46px;
  padding: 0 14px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
}

input::placeholder,
textarea::placeholder {
  color: #87939b;
}

.message-field {
  grid-row: span 2;
}

textarea {
  min-height: 106px;
  padding-top: 13px;
  resize: vertical;
}

.quote-form .btn {
  min-height: 48px;
  margin-top: 16px;
  padding: 13px 26px;
  font-size: 15px;
}

.form-note {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.quote-form.is-submitted .form-note {
  color: #12733b;
  font-weight: 800;
}

.faq-section {
  padding-top: 22px;
  padding-bottom: 32px;
}

.faq-section .section-title {
  margin-bottom: 16px;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px 24px;
}

details {
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
}

summary {
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 0 16px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 750;
  cursor: pointer;
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::before {
  color: var(--navy-2);
  content: "»";
}

summary::after {
  margin-left: auto;
  color: var(--muted);
  content: "⌄";
}

details[open] summary::after {
  transform: rotate(180deg);
}

details p {
  margin: 0;
  padding: 0 16px 14px 40px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.final-cta {
  background: var(--navy);
  color: #fff;
}

.final-cta-inner {
  min-height: 104px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
}

.cta-icon {
  width: 62px;
  height: 62px;
  color: #fff;
}

.cta-icon svg {
  width: 62px;
  height: 62px;
  stroke-width: 1.8;
}

.final-cta h2 {
  margin: 0;
  font-size: 29px;
  font-weight: 850;
  line-height: 1.1;
}

.final-cta p {
  margin: 7px 0 0;
  color: var(--light-on-dark);
  font-size: 15px;
}

.final-actions {
  display: flex;
  gap: 18px;
}

.final-actions .btn {
  min-height: 50px;
  padding: 14px 24px;
  font-size: 15px;
}

.btn-dark.outline {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.26);
}

.site-footer {
  padding: 26px 0 34px;
  background: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.45fr repeat(4, 1fr);
  gap: 44px;
}

.footer-brand .brand-mark {
  width: 42px;
  height: 42px;
}

.footer-brand .brand-mark svg {
  width: 42px;
  height: 42px;
}

.footer-brand .brand-text strong {
  font-size: 23px;
}

.footer-brand .brand-text small {
  margin-top: 5px;
  font-size: 10px;
  letter-spacing: 3px;
}

.footer-brand p,
.footer-grid p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.footer-grid h3 {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 850;
}

.footer-grid a {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.footer-grid a:hover {
  color: var(--orange);
}

.page-main {
  background: #fff;
}

.page-hero {
  padding: 54px 0 44px;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.94) 0%, rgba(255, 255, 255, 0.9) 52%, rgba(245, 247, 248, 0.72) 100%),
    url("./assets/images/hero-workshop.png") right center / auto 100% no-repeat;
  border-bottom: 1px solid var(--line);
}

.page-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(320px, 0.72fr);
  gap: 44px;
  align-items: end;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.breadcrumb a {
  color: var(--navy-2);
}

.breadcrumb a:hover {
  color: var(--orange);
}

.page-kicker {
  margin: 0 0 10px;
  color: var(--orange);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-hero h1 {
  max-width: 820px;
  margin: 0;
  color: var(--ink);
  font-size: clamp(42px, 4.2vw, 70px);
  font-weight: 850;
  line-height: 1.04;
}

.page-hero h1 span {
  color: var(--orange);
}

.page-hero p {
  max-width: 760px;
  margin: 22px 0 0;
  color: #34424d;
  font-size: 19px;
  line-height: 1.65;
}

.page-hero-aside {
  padding: 28px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(221, 227, 231, 0.9);
  border-radius: 8px;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(10px);
}

.page-hero-aside h2 {
  margin: 0 0 14px;
  color: var(--ink);
  font-size: 22px;
  font-weight: 850;
  line-height: 1.15;
}

.page-hero-aside ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  color: #24313b;
  font-size: 14px;
  font-weight: 700;
}

.page-hero-aside li {
  position: relative;
  padding-left: 22px;
}

.page-hero-aside li::before {
  position: absolute;
  left: 0;
  color: var(--orange);
  content: "✓";
  font-weight: 900;
}

.page-section {
  padding: 52px 0;
}

.page-section.soft {
  background: var(--soft);
}

.seo-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 34px;
  align-items: start;
}

.toc-card {
  position: sticky;
  top: 116px;
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 6px 18px rgba(7, 19, 31, 0.05);
}

.toc-card h2 {
  margin: 0 0 14px;
  color: var(--ink);
  font-size: 16px;
  font-weight: 850;
}

.toc-card a {
  display: block;
  padding: 9px 0;
  color: var(--muted);
  border-top: 1px solid #edf1f3;
  font-size: 14px;
  font-weight: 700;
}

.toc-card a:hover {
  color: var(--orange);
}

.content-stack {
  display: grid;
  gap: 28px;
}

.answer-panel,
.content-panel,
.product-list-card,
.article-card,
.contact-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 6px 18px rgba(7, 19, 31, 0.05);
}

.answer-panel,
.content-panel {
  padding: 30px;
}

.answer-panel {
  border-left: 5px solid var(--orange);
}

.answer-panel h2,
.content-panel h2,
.product-list-card h2,
.article-card h2,
.contact-card h2 {
  margin: 0 0 14px;
  color: var(--ink);
  font-size: 26px;
  font-weight: 850;
  line-height: 1.15;
}

.answer-panel p,
.content-panel p,
.article-card p,
.contact-card p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 16px;
}

.page-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.product-list-card {
  overflow: hidden;
}

.product-list-card img {
  width: 100%;
  height: 190px;
  object-fit: contain;
  padding: 18px;
  background: #f7f9fa;
}

.product-list-card div {
  padding: 22px;
}

.product-list-card p {
  min-height: 54px;
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 15px;
}

.product-list-card .product-meta {
  min-height: 0;
  margin-top: -6px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 750;
}

.text-link {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: var(--orange);
  font-size: 14px;
  font-weight: 850;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 15px;
}

.spec-table th,
.spec-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  width: 30%;
  color: var(--ink);
  background: #f7f9fa;
  font-weight: 850;
}

.spec-table tr:last-child th,
.spec-table tr:last-child td {
  border-bottom: 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.feature-box {
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.feature-box h3 {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 850;
}

.feature-box p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.inner-cta {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 30px;
  color: #fff;
  background: var(--navy);
  border-radius: 8px;
}

.inner-cta h2 {
  margin: 0;
  font-size: 26px;
  font-weight: 850;
}

.inner-cta p {
  margin: 6px 0 0;
  color: var(--light-on-dark);
}

.faq-list {
  display: grid;
  gap: 12px;
}

.article-list {
  display: grid;
  gap: 16px;
}

.article-page-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 28px;
  align-items: start;
}

.article-index-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 22px;
}

.article-index-head p {
  margin: 0;
}

#articleCountBadge {
  flex: 0 0 auto;
  padding: 7px 11px;
  color: #fff;
  background: var(--navy);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 850;
}

.article-index-list {
  display: grid;
  gap: 14px;
}

.article-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.article-row:first-child {
  border-top: 0;
}

.article-row time,
.article-detail-meta {
  display: block;
  margin-bottom: 7px;
  color: var(--orange);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.article-row h2 {
  margin: 0 0 8px;
  font-size: 22px;
  line-height: 1.2;
}

.article-row h2 a:hover {
  color: var(--orange);
}

.article-row p {
  margin: 0;
  color: var(--muted);
}

.article-detail-panel > .text-link {
  margin-bottom: 22px;
}

.article-detail-panel h2 {
  margin-bottom: 10px;
  font-size: 34px;
}

.article-detail-excerpt {
  font-size: 18px !important;
}

.article-detail-cover img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  margin: 22px 0;
  border-radius: 8px;
}

.article-body {
  color: var(--ink);
  font-size: 17px;
  line-height: 1.75;
}

.article-body h1,
.article-body h2,
.article-body h3 {
  margin: 28px 0 12px;
  line-height: 1.2;
}

.article-body p,
.article-body ul,
.article-body ol {
  margin: 0 0 16px;
}

.article-body img {
  max-width: 100%;
  height: auto;
  margin: 18px auto;
  border-radius: 8px;
}

.article-card {
  padding: 24px;
}

.article-card time {
  color: var(--orange);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 24px;
  align-items: start;
}

.contact-card {
  padding: 28px;
}

.contact-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.contact-list li {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.contact-list strong {
  display: block;
  color: var(--ink);
}

.contact-list span {
  color: var(--muted);
}

.quote-form.page-form {
  border: 1px solid var(--line);
  border-radius: 8px;
}

.socials {
  display: flex;
  gap: 8px;
  margin-top: 14px;
}

.socials a {
  width: 25px;
  height: 25px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--navy-2);
  border-radius: 50%;
  font-size: 11px;
  font-weight: 800;
}

@media (max-width: 1280px) {
  .nav-links {
    gap: 22px;
  }

  .brand-text strong {
    font-size: 25px;
  }

  .brand-mark,
  .brand-mark svg {
    width: 50px;
    height: 50px;
  }

  .hero-copy,
  .hero-detail {
    width: min(58vw, 700px);
    min-width: 560px;
    padding-right: 28px;
  }

  .hero-image {
    width: calc(100% - 470px);
  }

  .hero-image .metric-row {
    left: 28%;
    right: 24px;
  }

  .metric-row {
    gap: 12px;
  }

  .metric-card {
    padding: 16px;
  }

  .metric-card strong {
    font-size: 28px;
  }

  .metric-wide strong {
    font-size: 16px;
  }

  .trust-item {
    padding: 0 18px;
  }

  .qc-panel {
    grid-template-columns: 1fr;
  }

  .partner-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .partner-copy {
    grid-column: 1 / -1;
  }
}

@media (max-width: 1023px) {
  .page-hero-grid,
  .seo-layout,
  .contact-layout,
  .article-page-layout,
  .inner-cta {
    grid-template-columns: 1fr;
  }

  .toc-card {
    position: static;
  }

  .page-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1023px) {
  .container,
  .utility-inner,
  .nav-inner,
  .trust-inner {
    width: calc(100% - 40px);
  }

  .utility-inner {
    justify-content: center;
  }

  .utility-right,
  .utility-long {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 88px;
    left: 20px;
    right: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow-card);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    padding: 10px 12px;
  }

  .nav-item {
    display: grid;
  }

  .dropdown-menu {
    position: static;
    width: auto;
    margin: -2px 0 8px 16px;
    padding: 4px 0 4px 10px;
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .dropdown-menu::before {
    display: none;
  }

  .dropdown-menu a {
    min-height: 32px;
    padding: 6px 10px;
    color: var(--muted);
    font-size: 13px;
  }

  .nav-quote {
    margin-left: 0;
  }

  .hero-content {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    min-height: auto;
  }

  .hero-copy {
    grid-column: 1;
    grid-row: 1;
    width: auto;
    min-width: 0;
    padding: 54px 20px 34px;
    background: linear-gradient(180deg, #fff 0%, #fff 78%, rgba(255, 255, 255, 0.88) 100%);
  }

  .hero-detail {
    grid-column: 1;
    grid-row: 3;
    width: auto;
    min-width: 0;
    padding: 0 20px 28px;
    background: #fff;
  }

  .hero-copy h1 {
    max-width: 760px;
    font-size: clamp(42px, 7vw, 64px);
  }

  .hero-copy > p {
    font-size: 17px;
  }

  .hero-image {
    position: relative;
    grid-column: 1;
    grid-row: 2;
    z-index: 1;
    width: 100%;
    min-width: 0;
    min-height: 0;
    margin-top: -18px;
    display: block;
  }

  .hero-image::before,
  .hero-image::after {
    display: none;
  }

  .hero-media-frame {
    height: auto;
    display: block;
  }

  .hero-media-frame img {
    width: 100%;
    height: auto;
    min-height: 0;
  }

  .metric-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-image .metric-row {
    position: static;
    margin: 14px 20px 0;
    grid-template-columns: repeat(2, 1fr);
  }

  .metric-wide {
    grid-column: 1 / -1;
  }

  .metric-card strong,
  .metric-wide strong {
    font-size: 28px;
  }

  .trust-inner {
    grid-template-columns: repeat(2, 1fr);
    padding: 18px 0;
    gap: 12px;
  }

  .trust-item {
    border-left: 0;
    padding: 10px 0;
  }

  .product-grid,
  .application-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .oem-grid,
  .qc-grid,
  .catalog-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .final-cta-inner {
    grid-template-columns: auto 1fr;
    padding: 22px 0;
  }

  .final-actions {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .container,
  .utility-inner,
  .nav-inner,
  .trust-inner {
    width: calc(100% - 32px);
  }

  .utility-item {
    padding: 0;
    border-left: 0;
  }

  .main-nav,
  .nav-inner {
    min-height: 76px;
  }

  .brand-mark,
  .brand-mark svg {
    width: 42px;
    height: 42px;
  }

  .brand-text strong {
    font-size: 20px;
  }

  .brand-text small {
    font-size: 9px;
    letter-spacing: 3px;
  }

  .nav-quote {
    display: none;
  }

  .nav-links {
    top: 76px;
  }

  .hero-copy {
    padding-top: 40px;
  }

  .hero-detail {
    padding-right: 16px;
    padding-left: 16px;
  }

  .hero-copy h1 {
    font-size: 42px;
  }

  .hero-actions,
  .final-actions {
    flex-direction: column;
    gap: 12px;
  }

  .hero-actions .btn,
  .final-actions .btn,
  .btn {
    width: 100%;
  }

  .hero-features {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px 0;
    margin-top: 34px;
  }

  .feature-item:nth-child(odd) {
    border-left: 0;
    padding-left: 0;
  }

  .feature-item svg {
    width: 38px;
    height: 38px;
  }

  .metric-row,
  .product-grid,
  .article-row,
  .application-grid,
  .trust-inner,
  .partner-grid,
  .faq-grid,
  .form-grid,
  .footer-grid,
  .thumb-row {
    grid-template-columns: 1fr;
  }

  .metric-card {
    min-height: auto;
    padding: 16px;
  }

  .hero-image .metric-row {
    grid-template-columns: 1fr;
  }

  .metric-card svg {
    width: 38px;
    height: 38px;
  }

  .metric-card strong,
  .metric-wide strong {
    font-size: 26px;
  }

  .metric-card small,
  .metric-wide small {
    font-size: 14px;
  }

  .trust-band {
    overflow: hidden;
  }

  .trust-inner {
    width: 100%;
    min-height: 68px;
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 10px 16px;
    scroll-snap-type: x mandatory;
  }

  .trust-item {
    flex: 0 0 158px;
    min-height: 48px;
    gap: 8px;
    padding: 0;
    scroll-snap-align: start;
  }

  .trust-item svg {
    width: 30px;
    height: 30px;
  }

  .trust-item strong {
    font-size: 12px;
    line-height: 1.1;
  }

  .trust-item span {
    display: none;
  }

  .section {
    padding: 32px 0;
  }

  .oem-copy,
  .qc-panel,
  .partner-copy,
  .quote-form,
  .catalog-panel {
    padding: 22px;
  }

  .oem-main {
    min-height: 280px;
    background: linear-gradient(180deg, #f4f6f7 0%, #fff 52%, #eef3f6 100%);
  }

  .oem-package-image {
    height: 260px;
  }

  .package-scene {
    width: 92%;
    height: 250px;
  }

  .brand-box {
    left: 0;
    top: 32px;
    width: 78%;
    height: 138px;
  }

  .box-front {
    padding: 22px;
  }

  .box-front strong {
    font-size: 24px;
  }

  .box-front span {
    margin-top: 24px;
    font-size: 13px;
  }

  .package-scene img {
    right: 0;
    bottom: 20px;
    width: 54%;
  }

  .qc-thumbs {
    grid-template-columns: 1fr;
  }

  .catalog-panel {
    grid-template-columns: 1fr;
  }

  .catalog-cover {
    margin: 0 auto;
  }

  .final-cta-inner {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .footer-grid {
    gap: 26px;
  }

  .page-hero {
    padding: 38px 0;
    background:
      linear-gradient(90deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.92) 100%),
      url("./assets/images/hero-workshop.png") right center / auto 100% no-repeat;
  }

  .page-hero h1 {
    font-size: 38px;
  }

  .page-card-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .answer-panel,
  .content-panel,
  .contact-card {
    padding: 22px;
  }

  .inner-cta {
    padding: 22px;
  }

  .spec-table th,
  .spec-table td {
    display: block;
    width: 100%;
  }

  .spec-table th {
    border-bottom: 0;
  }
}